1738017

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:554

約数の個数: 20

約数和(自身を含む): 2662000

約数和(自身を除く): 923983

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 499, 1161, 1497, 3483, 4491, 13473, 21457, 40419, 64371, 193113, 579339, 1738017]

約数ペア:

[(1, 1738017), (3, 579339), (9, 193113), (27, 64371), (43, 40419), (81, 21457), (129, 13473), (387, 4491), (499, 3483), (1161, 1497)]